Home / 7,206.12-10,808.42-2,275.79

Finding the Fourth Proportional to 7,206.12, 10,808.42 and 2,275.79

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Solution

The fourth proportional to 7,206.12, 10,808.42 and 2,275.79 is: 3,413.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,206.12 : 10,808.42 = 2,275.79 : x
  2. Step 2: Convert to fraction form
    7,206.12/10,808.42 = 2,275.79/x
  3. Step 3: Cross multiply
    7,206.12x = 10,808.42 × 2,275.79
  4. Step 4: Simplify right side
    7,206.12x = 24,597,628.73
  5. Step 5: Solve for x
    x = 24,597,628.73/7,206.12
  6. Step 6: Final answer
    x = 3,413.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.